I am using the same library with different example code. My code allows changing between preset number of stations. There are stored in the station array as frequencies. There are two buttons ...

Re-tune instructions can vary according to make and model of radio. In order to undertake a comprehensive re-tune across all frequencies, delete old station labels/names and reset your Presets.

Switch easily between your favourite stations using the 5 DAB direct preset buttons and 5 FM direct preset buttons. Listen to all your favourite stations anywhere you like with this portable DAB ...